The words missing in China on the anniversary of Tiananmen Square

A statue of former Communist Party chief Hu Yaobang, a reformer whose death sparked the Tiananmen Square democracy protests, is unveiled in Taizhou, east China's Zhejiang province on January 6, 2013. - AFP/AFP/Getty Images

Today marks the anniversary of the Chinese government's 1989 crackdown on pro-democracy protesters in Tiananmen Square. But try searching for information about the day in a Chinese search engine or Weibo and you'll come up short.

The Chinese government has blocked results that acknowledge that something happened on June 4, banning more than 100 search terms. Among the words blocked: 'Tiananmen Square,' 'June 4th,' 'student strike' -- and even words like 'today,' 'tomorrow,' 'special day,' and 'candle.'

Daryl Paranada is the associate web producer for Marketplace, overseeing all daily website content and production, as well as producing multimedia features and special projects. He also films, edits, and produces the popular economic explainer video series, Marketplace...